We also make comfortable and durable mattresses (not included) to help make your pet's new home feel like home and protective plastic coatings (not included) to make cleaning a wink for you. Medium - 23\" w x 29\" l x 24\" h outside 17 x 24 x23\" inside. Grand 25\" w x 34\" l x 24\" h outside 21 x 29 x 23\" inside.Ideal for small and medium sized dogs. Solid wood construction in maple wood. Easy to assemble with our fast-connecting fasteners (included). Saves space and eliminates the need for unsightly metal cages. Free shipping in the bottom 48 states. The style is traditional and mid century.